public void CmdWaitEvents(IMgEvent[] pEvents, MgPipelineStageFlagBits srcStageMask, MgPipelineStageFlagBits dstStageMask, MgMemoryBarrier[] pMemoryBarriers, MgBufferMemoryBarrier[] pBufferMemoryBarriers, MgImageMemoryBarrier[] pImageMemoryBarriers)
{
unsafe
{
var eventHandles = stackalloc UInt64[pEvents.Length];
var eventCount = (uint)pEvents.Length;
for (var i = 0; i < eventCount; ++i)
{
var bEvent = (VkEvent)pEvents[i];
Debug.Assert(bEvent != null);
eventHandles[i] = bEvent.Handle;
}
var memBarrierCount = 0U;
VkMemoryBarrier *pMemBarriers = null;
if (pMemoryBarriers != null)
{
memBarrierCount = (uint)pMemoryBarriers.Length;
var tempMem = stackalloc VkMemoryBarrier[pMemoryBarriers.Length];
for (var i = 0; i < memBarrierCount; ++i)
{
tempMem[i] = new VkMemoryBarrier
{
sType = VkStructureType.StructureTypeMemoryBarrier,
pNext = IntPtr.Zero,
srcAccessMask = (VkAccessFlags)pMemoryBarriers[i].SrcAccessMask,
dstAccessMask = (VkAccessFlags)pMemoryBarriers[i].DstAccessMask,
};
}
pMemBarriers = tempMem;
}
uint bufBarrierCount = 0;
VkBufferMemoryBarrier *pBufBarriers = null;
if (pBufferMemoryBarriers != null)
{
bufBarrierCount = (uint)pBufferMemoryBarriers.Length;
var tempBuf = stackalloc VkBufferMemoryBarrier[pBufferMemoryBarriers.Length];
for (var i = 0; i < bufBarrierCount; ++i)
{
var current = pBufferMemoryBarriers[i];
var bBuffer = (VkBuffer)current.Buffer;
Debug.Assert(bBuffer != null);
tempBuf[i] = new VkBufferMemoryBarrier
{
sType = VkStructureType.StructureTypeBufferMemoryBarrier,
pNext = IntPtr.Zero,
dstAccessMask = (VkAccessFlags)current.DstAccessMask,
srcAccessMask = (VkAccessFlags)current.SrcAccessMask,
srcQueueFamilyIndex = current.SrcQueueFamilyIndex,
dstQueueFamilyIndex = current.DstQueueFamilyIndex,
buffer = bBuffer.Handle,
offset = current.Offset,
size = current.Size,
};
}
pBufBarriers = tempBuf;
}
uint imgBarriersCount = 0;
VkImageMemoryBarrier *pImgBarriers = null;
if (pImageMemoryBarriers != null)
{
imgBarriersCount = (uint)pImageMemoryBarriers.Length;
var tempImg = stackalloc VkImageMemoryBarrier[pImageMemoryBarriers.Length];
for (var i = 0; i < bufBarrierCount; ++i)
{
var current = pImageMemoryBarriers[i];
var bImage = (VkImage)current.Image;
Debug.Assert(bImage != null);
tempImg[i] = new VkImageMemoryBarrier
{
sType = VkStructureType.StructureTypeImageMemoryBarrier,
pNext = IntPtr.Zero,
dstAccessMask = (VkAccessFlags)current.DstAccessMask,
srcAccessMask = (VkAccessFlags)current.SrcAccessMask,
oldLayout = (Magnesium.Vulkan.VkImageLayout)current.OldLayout,
newLayout = (Magnesium.Vulkan.VkImageLayout)current.NewLayout,
srcQueueFamilyIndex = current.SrcQueueFamilyIndex,
dstQueueFamilyIndex = current.DstQueueFamilyIndex,
image = bImage.Handle,
subresourceRange = new VkImageSubresourceRange
{
aspectMask = (Magnesium.Vulkan.VkImageAspectFlags)current.SubresourceRange.AspectMask,
baseArrayLayer = current.SubresourceRange.BaseArrayLayer,
baseMipLevel = current.SubresourceRange.BaseMipLevel,
layerCount = current.SubresourceRange.LayerCount,
levelCount = current.SubresourceRange.LevelCount,
}
};
}
pImgBarriers = tempImg;
}
Interops.vkCmdWaitEvents(
this.Handle,
eventCount,
eventHandles,
(VkPipelineStageFlags)srcStageMask,
(VkPipelineStageFlags)dstStageMask,
memBarrierCount,
pMemBarriers,
bufBarrierCount,
pBufBarriers,
imgBarriersCount,
pImgBarriers);
}
}
